cra-structure-cli/src/cli.js

A CLI with bootstrap create-react-app. Initiate react project. V2.0 supported typescript.

import arg from 'arg';
import inquirer from 'inquirer';
import { createProject } from './main';

// function parseArgumentsIntoOptions(rawArgs) {
//     const args = arg({
//         '--git': Boolean,
//         '--yes': Boolean,
//         '--install': Boolean,
//         '-g': '--git',
//         '-y': '--yes',
//         '-i': '--install',
//     }, {
//         argv: rawArgs.slice(2),
//     });
//     return {
//         skipPrompts: args['--yes'] || false,
//         git: args['--git'] || false,
//         template: args._[0],
//         runInstall: args['--install'] || false,
//     }
// }

function parseArgumentsIntoOptions(rawArgs) {
    const args = arg({
        '--typescript': Boolean,
        '-ts': '--typescript'
    }, {
        argv: rawArgs.slice(2),
    });
    return {
        projectName: args._[0] || 'my-app',
        typeScript: args['--typescript'] || false,
    }
}

async function promptForMissingOptions(options) {
    const defaultTemplate = 'JavaScript';
    if (options.skipPrompts) {
        return {
            ...options,
            template: options.template || defaultTemplate,
        };
    }

    const questions = [];
    if (!options.template) { // if no template
        questions.push({
            type: 'list',
            name: 'template',
            message: 'Please choose which project template to use',
            choices: ['JavaScript', 'TypeScript'],
            default: defaultTemplate,
        });
    }

    if (!options.git) {
        questions.push({
            type: 'confirm',
            name: 'git',
            message: 'Initialize a git repository?',
            default: false,
        });
    }
    const answers = await inquirer.prompt(questions);
    return {
        ...options,
        template: options.template || answers.template,
        git: options.git || answers.git,
    };
}

export async function cli(args) {
    let options = parseArgumentsIntoOptions(args);
    // options = await promptForMissingOptions(options);
    await createProject(options);
}